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Finding the Fourth Proportional to 452,673.41, 624,686.31 and 248,726.54

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Solution

The fourth proportional to 452,673.41, 624,686.31 and 248,726.54 is: 343,240.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,673.41 : 624,686.31 = 248,726.54 : x
  2. Step 2: Convert to fraction form
    452,673.41/624,686.31 = 248,726.54/x
  3. Step 3: Cross multiply
    452,673.41x = 624,686.31 × 248,726.54
  4. Step 4: Simplify right side
    452,673.41x = 155,376,066,033.38
  5. Step 5: Solve for x
    x = 155,376,066,033.38/452,673.41
  6. Step 6: Final answer
    x = 343,240.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.